Set flex service to local storage to resolve sorting error on fiori element tables

Author: benkrencker

app/backup/webapp/index.html

@@ -18,6 +18,7 @@
             "backup": "./"
         }'
         data-sap-ui-oninit="module:sap/ui/core/ComponentSupport"
+        data-sap-ui-flexibilityServices='[{"connector": "LocalStorageConnector"}]'
         data-sap-ui-compatVersion="edge"
         data-sap-ui-async="true"
         data-sap-ui-frameOptions="trusted"